<?php
// This file is part of BOINC.
// http://boinc.berkeley.edu
// Copyright (C) 2008 University of California
//
// BOINC is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License
// as published by the Free Software Foundation,
// either version 3 of the License, or (at your option) any later version.
//
// BOINC is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
// See the GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with BOINC. If not, see <http://www.gnu.org/licenses/>. 
//
// This file was modified by contributors of "BOINC Web Tweak" project.

function credit_to_ops($credit, &$ops, &$unit) {
	// 100 units of credit is 86400*10^9 ops
	// 1 unit of credit is 864*10^9 ops
	$ops_trillion = ($credit*864)/1000;
	$unit = "trillion";
	$ops = $ops_trillion;
	if ($ops_trillion > 1000) {
		$ops = $ops_trillion/1000;
		$unit = "quadrillion";
	}
	if ($ops_trillion > 1000000) {
		$ops = $ops_trillion/1000000;
		$unit = "quintillion";
	}
	if ($ops_trillion > 1000000000) {
		$ops = $ops_trillion/1000000000;
		$unit = "sextillion";
	}
	$ops = number_format($ops, 2);
}

function credit_string($credit, $bolden) {
	$cobbs = number_format($credit, 0);

	credit_to_ops($credit, $ops, $unit);
	  
	if ($bolden) {
		$lbold="[[";
		$rbold="]]";
	} else {
		$lbold="";		$rbold="";
	} 
	return " $lbold$cobbs Cobblestones$rbold of computation ($ops $unit floating-point operations)";
}

?>
